The root mean square speed of gas molecules is 283.0 m/s at a given temperature T when the recorded molar mass is 42.0 g/mol. What would be the root mean square speed for a gas with a molar mass of 152.0 g/mol?
a) 103.7 m/s
b) 128.2 m/s
c) 148.8 m/s
d) 177.2 m/s
e) 205.1 m/s
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